KLA68933 Multiple vulnerabilities in Mozilla Thunderbird

Multiple vulnerabilities were found in Mozilla Thunderbird. Malicious users can exploit these vulnerabilities to execute arbitrary code, cause denial of service, perform cross-site scripting attack, bypass security restrictions, spoof user interface, obtain sensitive information.

Below is a complete list of vulnerabilities:

1. Use after free vulnerability in networking can be exploited to cause denial of service or execute arbitrary code.
2. Use after free vulnerability in JavaScript object transplant can be exploited to cause denial of service or execute arbitrary code.
3. Сorrupt memory leading vulnerability in Text Fragments can be exploited to a potentially exploitable crash.
4. Heap buffer overflow vulnerability can be exploited to cause denial of service.
5. Security vulnerability can be exploited to bypass security restrictions.
6. Security vulnerability when using the ‘Save As’ functionality can be exploited to bypass security restrictions.
7. Information disclosure vulnerability can be exploited to obtain sensitive information.
8. Information disclosure vulnerability in Offscreen Canvas can be exploited to obtain sensitive information.

Original advisories

MFSA2024-28

Related products

Mozilla-Thunderbird

CVE list

CVE-2024-5692 warning

CVE-2024-5702 warning

CVE-2024-5688 warning

CVE-2024-5700 warning

CVE-2024-5693 warning

CVE-2024-5690 warning

CVE-2024-5691 warning

CVE-2024-5696 warning

Solution

Update to the latest version

Download Thunderbird

Impacts

• ACE

Arbitrary code execution. Exploitation of vulnerabilities with this impact can lead to executing by abuser any code or commands at vulnerable machine or process.

• OSI

Obtain sensitive information. Exploitation of vulnerabilities with this impact can lead to capturing by abuser information, critical for user or system.

• DoS

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.

• SB

Security bypass. Exploitation of vulnerabilities with this impact can lead to performing actions restricted by current security settings.

• XSS/CSS

Cross site scripting. Exploitation of vulnerabilities with this impact can lead to partial interception of information transmitted between user and site.

• SUI

Spoof user interface. Exploitation of vulnerabilities with this impact can lead to changes in user interface to beguile user into inaccurate behavior.

Affected Products

• Mozilla Thunderbird earlier than 115.12.0